Amphidiadema nucula
From dinoflaj3
nucula (Cookson and Eisenack, 1962b, p.486, pl.1, fig.13) Lentin and Williams, 1976, p.61. Holotype: Cookson and Eisenack, 1962b, pl.1, fig.13. Originally Deflandrea, subsequently (and now) Amphidiadema. N.I.A. Age: Senonian.
Parent: Amphidiadema